Health officials weren’t sure if the new strain would become a significant problem in the U.S., but lab specimens from patients have shown that the most commonly seen flu bug so far is the new strain of H3N2.

Officials on Monday night released the advice, which health workers had pushed hard for after two Dallas nurses became infected while caring for the first person diagnosed with the virus in the United States.

There have been some widespread rabies outbreaks around the world and it’s getting recognition partly because of the recent Chinese government killing of 5,000 dogs in one city after five people were diagnosed with the disease.